A cleaner works in an empty classroom in a French lyceum in Tallinn

 
A cleaner works in an empty classroom in a French lyceum in Tallinn
A cleaner works in an empty classroom in a French lyceum in Tallinn March 7, 2012. About 16,000 Estonian teachers went on a three-day strike to demand a minimum wage increase, local media reported. REUTERS/Ints Kalnins (ESTONIA - Tags: CIVIL UNREST EDUCATION BUSINESS EMPLOYMENT)